localhost ~ # cat ftpupload.c
/*****************************************************************************
* _ _ ____ _
* Project ___| | | | _ \| |
* / __| | | | |_) | |
* | (__| |_| | _ <| |___
* \___|\___/|_| \_\_____|
*
* $Id: ftpupload.c,v 1.7 2005/01/20 14:24:56 bagder Exp $
*/
#include <stdio.h>
#include <curl/curl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
/*
* This example shows an FTP upload, with a rename of the file just after
* a successful upload.
*
* Example based on source code provided by Erick Nuwendam. Thanks!
*/
#define LOCAL_FILE "/tmp/uploadthis.txt"
#define UPLOAD_FILE_AS "while-uploading.txt"
#define REMOTE_URL "ftp://localhost/" UPLOAD_FILE_AS
#define RENAME_FILE_TO "renamed-and-fine.txt"
int main(int argc, char **argv)
{
CURL *curl;
CURLcode res;
FILE *ftpfile;
FILE * hd_src;
int hd;
struct stat file_info;
struct curl_slist *headerlist=NULL;
char buf_1 [] = "RNFR " UPLOAD_FILE_AS;
char buf_2 [] = "RNTO " RENAME_FILE_TO;
/* get the file size of the local file */
hd = open(LOCAL_FILE, O_RDONLY);
fstat(hd, &file_info);
close(hd);
/* get a FILE * of the same file, could also be made with
fdopen() from the previous descriptor, but hey this is just
an example! */
hd_src = fopen(LOCAL_FILE, "rb");
/* In windows, this will init the winsock stuff */
curl_global_init(CURL_GLOBAL_ALL);
/* get a curl handle */
curl = curl_easy_init();
if(curl) {
/* build a list of commands to pass to libcurl */
headerlist = curl_slist_append(headerlist, buf_1);
headerlist = curl_slist_append(headerlist, buf_2);
/* enable uploading */
curl_easy_setopt(curl, CURLOPT_UPLOAD, TRUE);
/* specify target */
curl_easy_setopt(curl,CURLOPT_URL, REMOTE_URL);
/* pass in that last of FTP commands to run after the transfer */
curl_easy_setopt(curl, CURLOPT_POSTQUOTE, headerlist);
/* now specify which file to upload */
curl_easy_setopt(curl, CURLOPT_READDATA, hd_src);
/* NOTE: if you want this example to work on Windows with libcurl as a
DLL, you MUST also provide a read callback with
CURLOPT_READFUNCTION. Failing to do so will give you a crash since a
DLL may not use the variable's memory when passed in to it from an app
like this. */
/* Set the size of the file to upload (optional). If you give a *_LARGE
option you MUST make sure that the type of the passed-in argument is a
curl_off_t. If you use CURLOPT_INFILESIZE (without _LARGE) you must
make sure that to pass in a type 'long' argument. */
curl_easy_setopt(curl, CURLOPT_INFILESIZE_LARGE,
(curl_off_t)file_info.st_size);
/* Now run off and do what you've been told! */
res = curl_easy_perform(curl);
/* clean up the FTP commands list */
curl_slist_free_all (headerlist);
/* always cleanup */
curl_easy_cleanup(curl);
}
fclose(hd_src); /* close the local file */
curl_global_cleanup();
return 0;
}
